UTFGrid

UTFGrid parameters:
Center:     {"x": 118.35 ,"y": 31.72 }
Scale:     0.00536870912
View bounds:

•     Left bottom: {"x": 118.35 , "y":31.72 }
•     Right top : { "x": 118.35 , "y":31.72}

•   Width: 256
•   Height: 256
•   PixcelCellCount: 8